<template>
    <div class="sonson">
        <h4>重孙子组件</h4>
        <div>{{akey}}</div>
    </div>
</template>

<script>
export default {
    inject:['akey']
}
</script>

<style>
    .sonson{
        width: 150px;
        height: 100px;
        background-color: pink;
    }
</style>